diff --git a/.travis.yml b/.travis.yml
index 930f741..d931f5e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,17 +1,15 @@
-sudo: required
-
-matrix:
-  include:
-    - dist: trusty
-      language: python
-      services:
-        - docker
-      script:
-        - ./make/manylinux1/build_wheels.sh
-    - os: osx
-      osx_image: xcode8.3
-      script:
-        - ./make/osx/build_wheels.sh
+language: generic
 
+jobs:
+    include:
+        - os: linux
+          services:
+              - docker
+          script:
+              - ./make/manylinux1/build_wheels.sh
+        - os: osx
+          osx_image: xcode9.4
+          script:
+              - ./make/osx/build_wheels.sh
 install:
   - if [ "${TRAVIS_OS_NAME:-}" == "osx" ]; then ./make/osx/install_python.sh; fi
diff --git a/make/osx/build_wheels.sh b/make/osx/build_wheels.sh
index 13b78d8..97c5332 100755
--- a/make/osx/build_wheels.sh
+++ b/make/osx/build_wheels.sh
@@ -1,10 +1,11 @@
 set -e
 set +x
 
-for VER in 2.7 3.4 3.5 3.6 3.7; do
+for VER in 3.7 3.8; do
     PIP="pip${VER}"
     PYTHON="python${VER}"
     VENV="venv_${VER}"
+    PATH="/Library/Frameworks/Python.framework/Versions/${VER}/bin:$PATH"
 
     # update pip for newer TLS support
     curl https://bootstrap.pypa.io/get-pip.py | ${PYTHON}
diff --git a/make/osx/install_python.sh b/make/osx/install_python.sh
index 314e8fe..15cb051 100755
--- a/make/osx/install_python.sh
+++ b/make/osx/install_python.sh
@@ -3,10 +3,8 @@ set -euo pipefail
 set -x
 
 URLS=(
-    'https://www.python.org/ftp/python/2.7.14/python-2.7.14-macosx10.6.pkg'
-    'https://www.python.org/ftp/python/3.4.4/python-3.4.4-macosx10.6.pkg'
-    'https://www.python.org/ftp/python/3.5.4/python-3.5.4-macosx10.6.pkg'
-    'https://www.python.org/ftp/python/3.6.4/python-3.6.4-macosx10.6.pkg'
+    'https://www.python.org/ftp/python/3.7.9/python-3.7.9-macosx10.9.pkg'
+    'https://www.python.org/ftp/python/3.8.6/python-3.8.6-macosx10.9.pkg'
 )
 
 for url in "${URLS[@]}"; do
diff --git a/requirements/setup.txt b/requirements/setup.txt
index 35a5061..ca0c6f8 100644
--- a/requirements/setup.txt
+++ b/requirements/setup.txt
@@ -1 +1 @@
--r prod.txt
\ No newline at end of file
+-r prod.txt
diff --git a/requirements/test.txt b/requirements/test.txt
index 51e9a26..8c01ca8 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -1,3 +1,3 @@
 -r prod.txt
 tox
-pytest
\ No newline at end of file
+pytest